It is no surprise that it comes up because it is one of the most popular claims made by the global warming deniers. (realclimate.org)
In summary, looking at the simple relationship between choice schools and student achievement, I found a positive effect of choice schools, consistent with popular claims made in the headlines. (commons.trincoll.edu)
Despite popular claims, there is not an enormous difference between the two. (livingthenourishedlife.com)